1、These cosmetic sample boxes are made of high quality plastic materials, which are safe, non toxic and odorless, not easy to damage, and have a long service life. 2、Easy to screw together, compact size, can be seamlessly placed in your pocket, purse, purse, backpack or suitcase, easy to carry. 3、The box made of plastic material is not easy to break, so there is no need to worry about your cosmetics being damaged due to the broken bottle. 4、It has a wide range of uses. It can store nail accessories, beads, small accessories, etc. It is very suitable for customer product samples, and it is compact and portable. 5、It has good heat resistance and is not easy to deform. These transparent jars have round mouths and shallow depth, which can be used as containers for body lotions and moisturizing creams, and they are easy to take and use.